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2160080
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Patent number 2,160,080
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Issue date May 30, 1939
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1996445
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Patent number 1,996,445
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Issue date Apr 2, 1935
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1729749
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Patent number 1,729,749
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Issue date Oct 1, 1929
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1701431
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Patent number 1,701,431
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Issue date Feb 5, 1929
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1562314
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Patent number 1,562,314
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Issue date Nov 17, 1925
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1542633
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Patent number 1,542,633
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Issue date Jun 16, 1925
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1437140
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Patent number 1,437,140
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Issue date Nov 28, 1922
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1382312
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Patent number 1,382,312
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Issue date Jun 21, 1921
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS